7.1- 7.3 & Ch. 22 Test Review

Front

Unlike eukaryotes, prokaryotes do not have:

Back

a membrane bound nucleus

Front

Gravitropism means ---

Back

response to gravity

Front

What is known as the "Powerhouse" of the cell?

Back

Mitochondria

Front

Chromosome movement during cell division is regulated by:

Back

microtubules

Front

Who concluded that new cells were created only from the division of existing cells?

Back

Rudolph Virchow

Front

Define prokaryotes.

Back

Single-celled organisms that lack a membrane-bound nucleus.

Front

What is the function of mitochondria?

Back

To produce energy (ATP) through cellular respiration.

Front

What is the role of microtubules in the cell?

Back

They provide structure and shape, and are involved in cell division.

Front

What is the difference between plant and animal cells regarding cell walls?

Back

Plant cells have a rigid cell wall; animal cells do not.

Front

Define gravitropism in plants.

Back

The growth response of a plant to gravity.